Home / 12,561,827.40-18,846,021.60-4,042,368.90

Finding the Fourth Proportional to 12,561,827.40, 18,846,021.60 and 4,042,368.90

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Solution

The fourth proportional to 12,561,827.40, 18,846,021.60 and 4,042,368.90 is: 6,064,609.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,561,827.40 : 18,846,021.60 = 4,042,368.90 : x
  2. Step 2: Convert to fraction form
    12,561,827.40/18,846,021.60 = 4,042,368.90/x
  3. Step 3: Cross multiply
    12,561,827.40x = 18,846,021.60 × 4,042,368.90
  4. Step 4: Simplify right side
    12,561,827.40x = 76,182,571,604,568.25
  5. Step 5: Solve for x
    x = 76,182,571,604,568.25/12,561,827.40
  6. Step 6: Final answer
    x = 6,064,609.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.